Home / 3,431,729.70-4,733,819.42-2,140,328.07

Finding the Fourth Proportional to 3,431,729.70, 4,733,819.42 and 2,140,328.07

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Solution

The fourth proportional to 3,431,729.70, 4,733,819.42 and 2,140,328.07 is: 2,952,425.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,729.70 : 4,733,819.42 = 2,140,328.07 : x
  2. Step 2: Convert to fraction form
    3,431,729.70/4,733,819.42 = 2,140,328.07/x
  3. Step 3: Cross multiply
    3,431,729.70x = 4,733,819.42 × 2,140,328.07
  4. Step 4: Simplify right side
    3,431,729.70x = 10,131,926,572,235.48
  5. Step 5: Solve for x
    x = 10,131,926,572,235.48/3,431,729.70
  6. Step 6: Final answer
    x = 2,952,425.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.